009 中文名称: 检查井盖 英文名称: Manhole cover 版本: 标准状态: 现行 中国标准分类(CNS): 【P42】 国际标准分类(ICS): 【91.140.80... GBT23858—2009检查井盖_百度文
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... SHIP MANHOLE COVER 人孔盖 manhole cover and flames 检查井盖 sunken manhole cover 埋入式人孔盖 ...
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In this paper, the study of polymer matrix composites manhole cover is a kind of composite materials manhole cover which is a polymer matrix composite manhole cover at high-pressure and low-density.
本文所研究的聚合物基复合材料检查井盖是复合材料检查井盖的一种,它是一种高压力低密度聚合物基复合材料井盖。
参考来源 - 聚合物基复合材料检查井盖有限元分析及优化设计·2,447,543篇论文数据，部分数据来源于NoteExpress
铸铁检查井盖不耐冲击，易破裂。
Cast iron manhole cover anti impact resistance, easy rupture.
现场各类检查井盖板及暗沟盖板在预制场内预制，载重汽车运输、吊车装卸，人工辅助。
The scene each kind of inspection well lap and the blind ditch lap in prefabricate in the field to prefabricate, truck transportation, crane loading and unloading, artificial auxiliary.
有两种解决办法，一种是安装固定在建筑物上高度超过屋檐的通气管，另一个使用通风检查井盖。
Two alternative methods can be adopted, one being to provide a ventilation pipe fixed to a building and carded above the eaves level, and the other to have ventilated manhole covers.
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